InteliVision 5 display ....................................................................................................................... 54
I-LB ................................................................................................................................................. 70
Appendix ................................................................................................................................................ 75
Communication cables.......................................................................................................... 75
RS232 cable ................................................................................................................................... 75
USB cable ...................................................................................................................................... 76
Ethernet cable ................................................................................................................................ 77
CAN bus connection....................................................................................................................... 78
CAN bus extension options ............................................................................................................ 79
RS485 connection .......................................................................................................................... 82
Modem Recommendations ................................................................................................... 84
Recommended ISDN Modem ........................................................................................................ 84
Recommended CDMA Modem ...................................................................................................... 84
Recommended GSM Modems ....................................................................................................... 84
3G Modems .................................................................................................................................... 87
Converters ............................................................................................................................ 87
Converter RS232 RS485 ........................................................................................................... 87
RS232 Bluetooth adapter ............................................................................................................... 88
Converter 230V AC TCP/IP ....................................................................................................... 88
Converter USB RS232 .............................................................................................................. 88
Converter USB RS485 .............................................................................................................. 89
Converter Modbus RTU TCP .................................................................................................... 90
Isolator RS232 ................................................................................................................................ 90
Radio Link ...................................................................................................................................... 91
SMS message commands .................................................................................................. 102
Modbus Connection ............................................................................................................................. 107
Modbus Step by Step.......................................................................................................... 107
Modbus Communication ...................................................................................................................... 110
Data reading ....................................................................................................................... 110
Data writing ......................................................................................................................... 110
Modbus Protocol Description............................................................................................................... 112
Read Multiple Registers ............................................................................................................... 113
Write Single Register.................................................................................................................... 113
Alarm list reading ................................................................................................................ 115
History reading .................................................................................................................... 117
Check field calculation ........................................................................................................ 118
Commands for IGS-NT ....................................................................................................... 122
Commands for IM-NT ......................................................................................................... 123
User Modbus ....................................................................................................................................... 125
Modbus Appendix ................................................................................................................................ 126
Communication Guide, ©ComAp - March 2014
IGS-NT Communication Guide 03-2014.pdf
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